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发明名称
Compass
摘要
申请公布号
US1925082(A)
申请公布日期
1933.09.05
申请号
US19310537870
申请日期
1931.05.16
申请人
DODD RUFUS L
发明人
DODD RUFUS L.
分类号
B43L9/16
主分类号
B43L9/16
代理机构
代理人
主权项
地址
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